levenshtein

实例

计算两个字符串之间的 Levenshtein 距离：

<span class="token php language-php"><span class="token delimiter important"><?php</span>
<span class="token keyword">echo</span> <span class="token function">levenshtein</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"Hello World"</span><span class="token punctuation">,</span><span class="token string double-quoted-string">"ello World"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token string double-quoted-string">"<br>"</span><span class="token punctuation">;</span>
<span class="token keyword">echo</span> <span class="token function">levenshtein</span><span class="token punctuation">(</span><span class="token string double-quoted-string">"Hello World"</span><span class="token punctuation">,</span><span class="token string double-quoted-string">"ello World"</span><span class="token punctuation">,</span><span class="token number">10</span><span class="token punctuation">,</span><span class="token number">20</span><span class="token punctuation">,</span><span class="token number">30</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
<span class="token delimiter important">?></span></span>

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